/* Callbacks */
simgrid::xbt::signal<void(simgrid::surf::NetCard*)> netcardCreatedCallbacks;
- simgrid::xbt::signal<void(simgrid::surf::As*)> asCreatedCallbacks;
-
- As::As(const char*name)
- : name_(xbt_strdup(name))
- {}
- As::~As()
- {
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- AS_t elem;
- xbt_dict_foreach(children_, cursor, key, elem) {
- delete (As*)elem;
- }
-
-
- xbt_dict_free(&children_);
- xbt_dynar_free(&vertices_);
- xbt_dynar_free(&upDownLinks);
- for (auto &kv : bypassRoutes_)
- delete kv.second;
- xbt_free(name_);
- delete netcard_;
- }
- void As::Seal()
- {
- sealed_ = true;
- }
-
- /** @brief Get the common ancestor and its first childs in each line leading to src and dst */
- static void find_common_ancestors(NetCard *src, NetCard *dst,
- /* OUT */ As **common_ancestor, As **src_ancestor, As **dst_ancestor)
- {
- #define ROUTING_HIERARCHY_MAXDEPTH 32 /* increase if it is not enough */
- simgrid::surf::As *path_src[ROUTING_HIERARCHY_MAXDEPTH];
- simgrid::surf::As *path_dst[ROUTING_HIERARCHY_MAXDEPTH];
- int index_src = 0;
- int index_dst = 0;
- simgrid::surf::As *current_src;
- simgrid::surf::As *current_dst;
- simgrid::surf::As *father;
-
- /* (1) find the path to root of src and dst*/
- simgrid::surf::As *src_as = src->containingAS();
- simgrid::surf::As *dst_as = dst->containingAS();
-
- xbt_assert(src_as, "Host %s must be in an AS", src->name());
- xbt_assert(dst_as, "Host %s must be in an AS", dst->name());
-
- /* (2) find the path to the root routing component */
- for (simgrid::surf::As *current = src_as; current != NULL; current = current->father_) {
- xbt_assert(index_src < ROUTING_HIERARCHY_MAXDEPTH, "ROUTING_HIERARCHY_MAXDEPTH should be increased for element %s", src->name());
- path_src[index_src++] = current;
- }
- for (simgrid::surf::As *current = dst_as; current != NULL; current = current->father_) {
- xbt_assert(index_dst < ROUTING_HIERARCHY_MAXDEPTH,"ROUTING_HIERARCHY_MAXDEPTH should be increased for path_dst");
- path_dst[index_dst++] = current;
- }
-
- /* (3) find the common father.
- * Before that, index_src and index_dst may be different, they both point to NULL in path_src/path_dst
- * So we move them down simultaneously as long as they point to the same content.
- */
- do {
- current_src = path_src[--index_src];
- current_dst = path_dst[--index_dst];
- } while (index_src > 0 && index_dst > 0 && current_src == current_dst);
-
- /* (4) if we did not find a difference (index_src or index_dst went to 0), both elements are in the same AS */
- if (current_src == current_dst)
- father = current_src;
- else // we found a difference
- father = path_src[index_src + 1];
-
- /* (5) result generation */
- *common_ancestor = father; /* the common father of src and dst */
- *src_ancestor = current_src; /* the first different father of src */
- *dst_ancestor = current_dst; /* the first different father of dst */
- #undef ROUTING_HIERARCHY_MAXDEPTH
- }
+ simgrid::xbt::signal<void(simgrid::s4u::As*)> asCreatedCallbacks;
- xbt_dynar_t As::getOneLinkRoutes() {
- return NULL;
- }
-
- int As::addComponent(NetCard *elm) {
- xbt_dynar_push_as(vertices_, NetCard*, elm);
- return xbt_dynar_length(vertices_)-1;
- }
-
- void As::addRoute(sg_platf_route_cbarg_t /*route*/){
- xbt_die("AS %s does not accept new routes (wrong class).",name_);
- }
-
- /* PRECONDITION: this is the common ancestor of src and dst */
- std::vector<Link*> *As::getBypassRoute(NetCard *src, NetCard *dst)
- {
- // If never set a bypass route return NULL without any further computations
- XBT_DEBUG("generic_get_bypassroute from %s to %s", src->name(), dst->name());
- if (bypassRoutes_.empty())
- return nullptr;
-
- std::vector<Link*> *bypassedRoute = nullptr;
-
- if(dst->containingAS() == this && src->containingAS() == this ){
- if (bypassRoutes_.find({src->name(),dst->name()}) != bypassRoutes_.end()) {
- bypassedRoute = bypassRoutes_.at({src->name(),dst->name()});
- XBT_DEBUG("Found a bypass route with %zu links",bypassedRoute->size());
- }
- return bypassedRoute;
- }
-
- /* (2) find the path to the root routing component */
- std::vector<As*> path_src;
- As *current = src->containingAS();
- while (current != NULL) {
- path_src.push_back(current);
- current = current->father_;
- }
-
- std::vector<As*> path_dst;
- current = dst->containingAS();
- while (current != NULL) {
- path_dst.push_back(current);
- current = current->father_;
- }
-
- /* (3) find the common father */
- while (path_src.size() > 1 && path_dst.size() >1
- && path_src.at(path_src.size() -1) == path_dst.at(path_dst.size() -1)) {
- path_src.pop_back();
- path_dst.pop_back();
- }
-
- int max_index_src = path_src.size() - 1;
- int max_index_dst = path_dst.size() - 1;
-
- int max_index = std::max(max_index_src, max_index_dst);
-
- for (int max = 0; max <= max_index; max++) {
- for (int i = 0; i < max; i++) {
- if (i <= max_index_src && max <= max_index_dst) {
- const std::pair<std::string, std::string> key = {path_src.at(i)->name_, path_dst.at(max)->name_};
- if (bypassRoutes_.find(key) != bypassRoutes_.end())
- bypassedRoute = bypassRoutes_.at(key);
- }
- if (bypassedRoute)
- break;
- if (max <= max_index_src && i <= max_index_dst) {
- const std::pair<std::string, std::string> key = {path_src.at(max)->name_, path_dst.at(i)->name_};
- if (bypassRoutes_.find(key) != bypassRoutes_.end())
- bypassedRoute = bypassRoutes_.at(key);
- }
- if (bypassedRoute)
- break;
- }
-
- if (bypassedRoute)
- break;
-
- if (max <= max_index_src && max <= max_index_dst) {
- const std::pair<std::string, std::string> key = {path_src.at(max)->name_, path_dst.at(max)->name_};
- if (bypassRoutes_.find(key) != bypassRoutes_.end())
- bypassedRoute = bypassRoutes_.at(key);
- }
- if (bypassedRoute)
- break;
- }
-
- return bypassedRoute;
- }
-
- void As::addBypassRoute(sg_platf_route_cbarg_t e_route){
- const char *src = e_route->src;
- const char *dst = e_route->dst;
-
- /* Argument validity checks */
- if (e_route->gw_dst) {
- XBT_DEBUG("Load bypassASroute from %s@%s to %s@%s",
- src, e_route->gw_src->name(), dst, e_route->gw_dst->name());
- xbt_assert(!e_route->link_list->empty(), "Bypass route between %s@%s and %s@%s cannot be empty.",
- src, e_route->gw_src->name(), dst, e_route->gw_dst->name());
- xbt_assert(bypassRoutes_.find({src,dst}) == bypassRoutes_.end(), "The bypass route between %s@%s and %s@%s already exists.",
- src, e_route->gw_src->name(), dst, e_route->gw_dst->name());
- } else {
- XBT_DEBUG("Load bypassRoute from %s to %s", src, dst);
- xbt_assert(!e_route->link_list->empty(), "Bypass route between %s and %s cannot be empty.", src, dst);
- xbt_assert(bypassRoutes_.find({src,dst}) == bypassRoutes_.end(), "The bypass route between %s and %s already exists.", src, dst);
- }
-
- /* Build a copy that will be stored in the dict */
- std::vector<Link*> *newRoute = new std::vector<Link*>();
- for (auto link: *e_route->link_list)
- newRoute->push_back(link);
-
- /* Store it */
- bypassRoutes_.insert({{src,dst}, newRoute});
- }
-
}} // namespace simgrid::surf
/**
* @ingroup SURF_build_api
* @brief A library containing all known hosts
*/
-xbt_dict_t host_list;
+xbt_dict_t host_list = nullptr;
int COORD_HOST_LEVEL=0; //Coordinates level
/** The current AS in the parsing */
-static simgrid::surf::As *current_routing = NULL;
-simgrid::surf::As* routing_get_current()
+static simgrid::s4u::As *current_routing = NULL;
+simgrid::s4u::As* routing_get_current()
{
return current_routing;
}
/* search the routing model */
- simgrid::surf::As *new_as = NULL;
+ simgrid::s4u::As *new_as = NULL;
switch(AS->routing){
case A_surfxml_AS_routing_Cluster: new_as = new simgrid::surf::AsCluster(AS->id); break;
case A_surfxml_AS_routing_ClusterTorus: new_as = new simgrid::surf::AsClusterTorus(AS->id); break;
}
/* make a new routing component */
- simgrid::surf::NetCard *netcard = new simgrid::surf::NetCardImpl(new_as->name_, SURF_NETWORK_ELEMENT_AS, current_routing);
+ simgrid::surf::NetCard *netcard = new simgrid::surf::NetCardImpl(new_as->name(), SURF_NETWORK_ELEMENT_AS, current_routing);
if (current_routing == NULL && routing_platf->root_ == NULL) {
/* it is the first one */
- new_as->father_ = NULL;
routing_platf->root_ = new_as;
netcard->setId(-1);
} else if (current_routing != NULL && routing_platf->root_ != NULL) {
- xbt_assert(!xbt_dict_get_or_null(current_routing->children_, AS->id),
+ xbt_assert(!xbt_dict_get_or_null(current_routing->children(), AS->id),
"The AS \"%s\" already exists", AS->id);
/* it is a part of the tree */
new_as->father_ = current_routing;
/* set the father behavior */
- if (current_routing->hierarchy_ == SURF_ROUTING_NULL)
- current_routing->hierarchy_ = SURF_ROUTING_RECURSIVE;
+ if (current_routing->hierarchy_ == simgrid::s4u::As::ROUTING_NULL)
+ current_routing->hierarchy_ = simgrid::s4u::As::ROUTING_RECURSIVE;
/* add to the sons dictionary */
- xbt_dict_set(current_routing->children_, AS->id, (void *) new_as, NULL);
+ xbt_dict_set(current_routing->children(), AS->id, (void *) new_as, NULL);
/* add to the father element list */
netcard->setId(current_routing->addComponent(netcard));
} else {
}
xbt_lib_set(as_router_lib, netcard->name(), ROUTING_ASR_LEVEL, (void *) netcard);
- XBT_DEBUG("Having set name '%s' id '%d'", new_as->name_, netcard->id());
+ XBT_DEBUG("Having set name '%s' id '%d'", new_as->name(), netcard->id());
/* set the new current component of the tree */
current_routing = new_as;
{
xbt_assert(current_routing, "Cannot seal the current AS: none under construction");
current_routing->Seal();
- current_routing = current_routing->father_;
+ current_routing = current_routing->father();
}
namespace simgrid {
namespace surf {
-/**
- * \brief Recursive function for getRouteAndLatency
- *
- * \param src the source host
- * \param dst the destination host
- * \param links Where to store the links and the gw information
- * \param latency If not NULL, the latency of all links will be added in it
- */
-void As::getRouteRecursive(NetCard *src, NetCard *dst,
- /* OUT */ std::vector<Link*> * links, double *latency)
-{
- s_sg_platf_route_cbarg_t route;
- memset(&route,0,sizeof(route));
-
- XBT_DEBUG("Solve route/latency \"%s\" to \"%s\"", src->name(), dst->name());
-
- /* Find how src and dst are interconnected */
- simgrid::surf::As *common_ancestor, *src_ancestor, *dst_ancestor;
- find_common_ancestors(src, dst, &common_ancestor, &src_ancestor, &dst_ancestor);
- XBT_DEBUG("elements_father: common ancestor '%s' src ancestor '%s' dst ancestor '%s'",
- common_ancestor->name_, src_ancestor->name_, dst_ancestor->name_);
-
- /* Check whether a direct bypass is defined. If so, use it and bail out */
- std::vector<Link*> *bypassed_route = common_ancestor->getBypassRoute(src, dst);
- if (nullptr != bypassed_route) {
- for (Link *link : *bypassed_route) {
- links->push_back(link);
- if (latency)
- *latency += link->getLatency();
- }
- return;
- }
-
- /* If src and dst are in the same AS, life is good */
- if (src_ancestor == dst_ancestor) { /* SURF_ROUTING_BASE */
- route.link_list = links;
- common_ancestor->getRouteAndLatency(src, dst, &route, latency);
- return;
- }
-
- /* Not in the same AS, no bypass. We'll have to find our path between the ASes recursively*/
-
- route.link_list = new std::vector<Link*>();
-
- common_ancestor->getRouteAndLatency(src_ancestor->netcard_, dst_ancestor->netcard_, &route, latency);
- xbt_assert((route.gw_src != NULL) && (route.gw_dst != NULL),
- "bad gateways for route from \"%s\" to \"%s\"", src->name(), dst->name());
-
- /* If source gateway is not our source, we have to recursively find our way up to this point */
- if (src != route.gw_src)
- getRouteRecursive(src, route.gw_src, links, latency);
- for (auto link: *route.link_list)
- links->push_back(link);
-
- /* If dest gateway is not our destination, we have to recursively find our way from this point */
- if (route.gw_dst != dst)
- getRouteRecursive(route.gw_dst, dst, links, latency);
-
-}
-
/**
* \brief Find a route between hosts
*
{
XBT_DEBUG("getRouteAndLatency from %s to %s", src->name(), dst->name());
- As::getRouteRecursive(src, dst, route, latency);
+ s4u::As::getRouteRecursive(src, dst, route, latency);
}
-static xbt_dynar_t _recursiveGetOneLinkRoutes(As *rc)
+static xbt_dynar_t _recursiveGetOneLinkRoutes(s4u::As *as)
{
xbt_dynar_t ret = xbt_dynar_new(sizeof(Onelink*), xbt_free_f);
//adding my one link routes
- xbt_dynar_t onelink_mine = rc->getOneLinkRoutes();
+ xbt_dynar_t onelink_mine = as->getOneLinkRoutes();
if (onelink_mine)
xbt_dynar_merge(&ret,&onelink_mine);
char *key;
xbt_dict_cursor_t cursor = NULL;
AS_t rc_child;
- xbt_dict_foreach(rc->children_, cursor, key, rc_child) {
+ xbt_dict_foreach(as->children(), cursor, key, rc_child) {
xbt_dynar_t onelink_child = _recursiveGetOneLinkRoutes(rc_child);
if (onelink_child)
xbt_dynar_merge(&ret,&onelink_child);
simgrid::surf::AsCluster *cluster = dynamic_cast<simgrid::surf::AsCluster*>(current_routing);
xbt_assert(cluster, "Only hosts from Cluster can get a backbone.");
- xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name_);
+ xbt_assert(nullptr == cluster->backbone_, "Cluster %s already has a backbone link!", cluster->name());
cluster->backbone_ = bb;
- XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name_);
+ XBT_DEBUG("Add a backbone to AS '%s'", current_routing->name());
}
void sg_platf_new_cabinet(sg_platf_cabinet_cbarg_t cabinet)
delete routing_platf;
}
-namespace simgrid {
-namespace surf {
-
- RoutingPlatf::RoutingPlatf(Link *loopback)
- : loopback_(loopback)
- {
- }
- RoutingPlatf::~RoutingPlatf()
- {
- delete root_;
- }
-
-}
-}
-
-AS_t surf_AS_get_routing_root() {
- return routing_platf->root_;
-}
-
-const char *surf_AS_get_name(simgrid::surf::As *as) {
- return as->name_;
-}
-
-static simgrid::surf::As *surf_AS_recursive_get_by_name(simgrid::surf::As *current, const char * name)
+simgrid::surf::RoutingPlatf::RoutingPlatf(simgrid::surf::Link *loopback)
+: loopback_(loopback)
{
- xbt_dict_cursor_t cursor = NULL;
- char *key;
- AS_t elem;
- simgrid::surf::As *tmp = NULL;
-
- if(!strcmp(current->name_, name))
- return current;
-
- xbt_dict_foreach(current->children_, cursor, key, elem) {
- tmp = surf_AS_recursive_get_by_name(elem, name);
- if(tmp != NULL ) {
- break;
- }
- }
- return tmp;
}
-
-simgrid::surf::As *surf_AS_get_by_name(const char * name)
+simgrid::surf::RoutingPlatf::~RoutingPlatf()
{
- simgrid::surf::As *as = surf_AS_recursive_get_by_name(routing_platf->root_, name);
- if(as == NULL)
- XBT_WARN("Impossible to find an AS with name %s, please check your input", name);
- return as;
-}
-
-xbt_dict_t surf_AS_get_children(simgrid::surf::As *as)
-{
- return as->children_;
-}
-
-xbt_dynar_t surf_AS_get_hosts(simgrid::surf::As *as)
-{
- xbt_dynar_t elms = as->vertices_;
- int count = xbt_dynar_length(elms);
- xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t), NULL);
- for (int index = 0; index < count; index++) {
- sg_netcard_t relm =
- xbt_dynar_get_as(elms, index, simgrid::surf::NetCard*);
- sg_host_t delm = simgrid::s4u::Host::by_name_or_null(relm->name());
- if (delm!=NULL) {
- xbt_dynar_push(res, &delm);
- }
- }
- return res;
-}
-
-void surf_AS_get_graph(AS_t as, xbt_graph_t graph, xbt_dict_t nodes, xbt_dict_t edges) {
- as->getGraph(graph, nodes, edges);
+ delete root_;
}